One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,5)(4,9)(6,14)(7,8)(10,15)(11,16)(12,13)(17,18,22,24)(19,25,20,23)(21,29,30,26)(27,31,28,32)(37,45)(40,46)(42,47)(43,48)(1,3)(2,5)(4,7)(6,11)(8,9)(10,13)(12,15)(14,16)(17,19,22,20)(18,23,24,25)(21,27,30,28)(26,31,29,32)(33,34)(35,36)(37,40)(38,39)(41,44)(42,43)(45,46)(47,48)(2,8)(3,4)(10,14)(11,12)(18,24)(23,25)(26,29)(31,32)(34,39)(35,41)(40,46)(42,47) involution — undirected(1,4,7,3)(2,9,8,5)(6,12,15,11)(10,16,14,13)(17,18)(19,25)(20,23)(21,26)(22,24)(27,32)(28,31)(29,30)(33,35,38,41)(34,36,39,44)(37,42,45,47)(40,43,46,48)(1,5,7,9)(2,4,8,3)(6,13,15,16)(10,12,14,11)(17,20,22,19)(18,25,24,23)(21,28,30,27)(26,32,29,31)(33,36)(34,35)(37,43)(38,44)(39,41)(40,42)(45,48)(46,47)(1,6)(2,10)(3,11)(4,12)(5,13)(7,15)(8,14)(9,16)(17,21)(18,26)(19,27)(20,28)(22,30)(23,31)(24,29)(25,32)(33,37)(34,40)(35,42)(36,43)(38,45)(39,46)(41,47)(44,48) involution — undirectedA Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.